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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Chloro-3-(2,4-dimethoxyphenyl)-1,3-dimethylindol-2-one 1356053-39-8 C18H18ClNO3
    5-Chloro-3-(2,4-dimethoxyphenyl)-1,3-dimethylindol-2-one
    —— 5-Methoxy-6,7,4'-triaethoxy-flavon 20450-40-2 C22H24O6
    5-Methoxy-6,7,4'-triaethoxy-flavon
    —— 5-Methyl-2-carbomethoxy-indoxyl 20594-44-9 C11H11NO3
    5-Methyl-2-carbomethoxy-indoxyl
    —— 5(S)-Amino-4(S)-hydroxy-2(R),7,7-trimethyl-8-(S,S-dioxo-3,4-dihydro-1H-2,4-benzothiazin-4-ylcarbonyl)-octanoic acid (N-butyl)amide 177197-23-8 C24H39N3O5S
    5(S)-Amino-4(S)-hydroxy-2(R),7,7-trimethyl-8-(S,S-dioxo-3,4-dihydro-1H-2,4-benzothiazin-4-ylcarbonyl)-octanoic acid (N-butyl)amide
    —— 5-[(2E,4E)-Hexa-2,4-dien-(E)-ylidene]-4-hydroxy-2-oxo-2,5-dihydro-1H-pyrrole-3-carboxylic acid methyl ester 75990-16-8 C12H13NO4
    5-[(2E,4E)-Hexa-2,4-dien-(E)-ylidene]-4-hydroxy-2-oxo-2,5-dihydro-1H-pyrrole-3-carboxylic acid methyl ester
    —— 5-Benzenesulfonyl-2,3,3-triphenyl-isoxazolidine 126399-34-6 C27H23NO3S
    5-Benzenesulfonyl-2,3,3-triphenyl-isoxazolidine
    —— 5,5,5-Triphenyl-pent-2-enal 13630-31-4 C23H20O
    5,5,5-Triphenyl-pent-2-enal
    —— 5,6-dimethyl-2-naphthalen-2-yl-3H-thieno[2,3-d]pyrimidin-4-one 18593-48-1 C18H14N2OS
    5,6-dimethyl-2-naphthalen-2-yl-3H-thieno[2,3-d]pyrimidin-4-one
    —— 5-phenyl-5H-dibenzophospholeborane 1354049-96-9 C18H16BP
    5-phenyl-5H-dibenzophospholeborane
    —— 5,11,17,23-tetrakis(3-hydroxypropyl)-25,26,27,28-tetrakis(3-hydroxypropoxy)-calix[4]arene 1026990-60-2 C52H72O12
    5,11,17,23-tetrakis(3-hydroxypropyl)-25,26,27,28-tetrakis(3-hydroxypropoxy)-calix[4]arene
    —— 5-amino-4-chloro-6-(N-2-naphthylmethylamino)pyrimidine 1151917-28-0 C15H13ClN4
    5-amino-4-chloro-6-(N-2-naphthylmethylamino)pyrimidine
    —— 5-(4-Fluoro-phenyl)-2-(4-methyl-piperazin-1-yl)-oxazol-4-one 14021-64-8 C14H16FN3O2
    5-(4-Fluoro-phenyl)-2-(4-methyl-piperazin-1-yl)-oxazol-4-one
    —— 5-Hexyl-9-phenyl-8-oxa-5,10-diaza-cyclopenta[a]phenalene-4,6-dione 25677-66-1 C25H22N2O3
    5-Hexyl-9-phenyl-8-oxa-5,10-diaza-cyclopenta[a]phenalene-4,6-dione
    —— 5-(2,4-diaminobenzoyloxy)-4-hydroxy-2,6,6-trimethyl-2-cyclohepten-1-one 149898-04-4 C17H22N2O4
    5-(2,4-diaminobenzoyloxy)-4-hydroxy-2,6,6-trimethyl-2-cyclohepten-1-one
    —— 5-(5-(6-(benzo[d]thiazol-6-ylamino)-4-(isopropylamino)pyridin-3-yl)-1,3,4-oxadiazol-2-yl)-N-(tert-butyl)-2-fluorobenzenesulfonamide 1447225-45-7 C27H28FN7O3S2
    5-(5-(6-(benzo[d]thiazol-6-ylamino)-4-(isopropylamino)pyridin-3-yl)-1,3,4-oxadiazol-2-yl)-N-(tert-butyl)-2-fluorobenzenesulfonamide
    —— 5-((3-fluoro-4-(6-methoxy-7-(3-(piperidin-1-yl)propoxy)quinolin-4-yloxy)phenylamino)methylene)-1-p-tolylpyrimidine-2,4,6-trione 1566577-52-3 C36H36FN5O6
    5-((3-fluoro-4-(6-methoxy-7-(3-(piperidin-1-yl)propoxy)quinolin-4-yloxy)phenylamino)methylene)-1-p-tolylpyrimidine-2,4,6-trione
    —— 5-methyl-isoxazole-3-carboxylic acid diethylcarbamoyl-amide 32954-30-6 C10H15N3O3
    5-methyl-isoxazole-3-carboxylic acid diethylcarbamoyl-amide
    —— 5-cyano-4-(4-methoxyphenyl)-2-methyl-6-thioxo-1,4,5,6-tetrahydropyridine-3-carboxylic acid ethyl ester 97651-10-0 C17H18N2O3S
    5-cyano-4-(4-methoxyphenyl)-2-methyl-6-thioxo-1,4,5,6-tetrahydropyridine-3-carboxylic acid ethyl ester
    —— 5,5-dimethyl-1,9-bis(pentafluorobenzoyl)dipyrromethane 942041-83-0 C25H12F10N2O2
    5,5-dimethyl-1,9-bis(pentafluorobenzoyl)dipyrromethane
    —— 5-benzyl 3-(6,7,8,14-tetrahydro-6,14-endo-ethenothebain-7α-ylcarbonyl)thiocarbazate 83933-12-4 C30H33N3O5S
    5-benzyl 3-(6,7,8,14-tetrahydro-6,14-endo-ethenothebain-7α-ylcarbonyl)thiocarbazate
    —— 5-N-(n-Propyl)-2-benzenesulphonyl-3-phenyl-L-glutamine 92410-53-2 C20H24N2O5S
    5-N-(n-Propyl)-2-benzenesulphonyl-3-phenyl-L-glutamine
    —— 5-(4-bromophenylthiomethyl)-6-ethoxycarbonyluracil 80813-21-4 C14H13BrN2O4S
    5-(4-bromophenylthiomethyl)-6-ethoxycarbonyluracil
    —— 5-Phenyl-2-o-tolyl-cyclohexane-1,3-dione 68429-17-4 C19H18O2
    5-Phenyl-2-o-tolyl-cyclohexane-1,3-dione
    —— 5-methyl-3-piperidin-1-ylmethyl-5-styryl-imidazolidine-2,4-dione 19967-88-5 C18H23N3O2
    5-methyl-3-piperidin-1-ylmethyl-5-styryl-imidazolidine-2,4-dione
    —— 5,5'-dibenzylidene-2,2'-dithioxo-3,3'-<i>p</i>-phenylene-bis-thiazolidin-4-one 23287-43-6 C26H16N2O2S4
    5,5'-dibenzylidene-2,2'-dithioxo-3,3'-<i>p</i>-phenylene-bis-thiazolidin-4-one
    —— 5,5'-Diphenyl-bi-<indeno-<2.1-a>-indenyl-(10,10')> 23116-52-1 C44H26
    5,5'-Diphenyl-bi-<indeno-<2.1-a>-indenyl-(10,10')>
    —— 5-Hydroxy-N-(4-(4-phenylbenzoylamino)butyl)-2-methylamino-1,2,3,4-tetrahydronaphthalene, hydrobromide 183542-28-1 BrH*C28H32N2O2
    5-Hydroxy-N-(4-(4-phenylbenzoylamino)butyl)-2-methylamino-1,2,3,4-tetrahydronaphthalene, hydrobromide
    —— 5-benzyl-6-methyl-6,7-dihydroquinazolino[3,2-a][1,5]benzodiazepin-13(5H)-one 1470407-03-4 C24H21N3O
    5-benzyl-6-methyl-6,7-dihydroquinazolino[3,2-a][1,5]benzodiazepin-13(5H)-one
    —— 5-[2-(tert-butyldimethylsilanyloxy)ethoxy]-3-hydroxymethyl-1,2-dimethyl-1H-indole-4,7-dionenol 910099-38-6 C19H29NO5Si
    5-[2-(tert-butyldimethylsilanyloxy)ethoxy]-3-hydroxymethyl-1,2-dimethyl-1H-indole-4,7-dionenol
    —— 5-methyl-4-trimethylsilanylmethyl-1,2-dihydro-pyrazol-3-one 18290-91-0 C8H16N2OSi
    5-methyl-4-trimethylsilanylmethyl-1,2-dihydro-pyrazol-3-one
    —— 5-(4-chlorophenyl)-2-(pyridin-2-yl)thieno[2,3-d]pyrimidin-4(3H)-one 893802-40-9 C17H10ClN3OS
    5-(4-chlorophenyl)-2-(pyridin-2-yl)thieno[2,3-d]pyrimidin-4(3H)-one
    —— 5,8-Dibutoxy-2,4-dimethyl-quinolin-6-ylamine 77892-88-7 C19H28N2O2
    5,8-Dibutoxy-2,4-dimethyl-quinolin-6-ylamine
    —— 5-Methoxy-1-methyl-cyclohex-2-enecarbonitrile 16765-26-7 C9H13NO
    5-Methoxy-1-methyl-cyclohex-2-enecarbonitrile
    —— (5-Bromo-2-propoxy-benzyl)-dimethyl-amine 7078-94-6 C12H18BrNO
    (5-Bromo-2-propoxy-benzyl)-dimethyl-amine
    —— 5-(4-methoxy-2,3,5,6-tetrafluorophenyl)-6-[4-(methylsulfonyl)phenyl]spiro[2.4]hepta-4,6-diene 174455-06-2 C21H16F4O3S
    5-(4-methoxy-2,3,5,6-tetrafluorophenyl)-6-[4-(methylsulfonyl)phenyl]spiro[2.4]hepta-4,6-diene
    —— 5-tert-butyl-1-(3'-hydroxybut-1'-ynyl)-2,2-dimethylcyclopentanol 1091616-70-4 C15H26O2
    5-tert-butyl-1-(3'-hydroxybut-1'-ynyl)-2,2-dimethylcyclopentanol
    —— 5-[3-(2-Butynyl)-4-oxo-2-(piperazin-1-yl)-3,4-dihydroimidazo[4,5-d]pyridazin-5-ylmethyl]-2-fluorobenzonitrile trifluoroacetate 635721-21-0 C2HF3O2*C21H20FN7O
    5-[3-(2-Butynyl)-4-oxo-2-(piperazin-1-yl)-3,4-dihydroimidazo[4,5-d]pyridazin-5-ylmethyl]-2-fluorobenzonitrile trifluoroacetate
    —— 5-bromo-3-morpholino-1H-isochromen-1-one 1260388-34-8 C13H12BrNO3
    5-bromo-3-morpholino-1H-isochromen-1-one
    —— 5-[N-methyl-N-(N<sup>β</sup>,N<sup>ε</sup>,N<sup>ω</sup>-tri(benzyloxycarbonyl)-(S)-β-homoarginyl)amino]-3,4,5,6-tetrahydro-2-ureidopyrimidin-4-one 207570-28-3 C37H43N9O9
    5-[N-methyl-N-(N<sup>β</sup>,N<sup>ε</sup>,N<sup>ω</sup>-tri(benzyloxycarbonyl)-(S)-β-homoarginyl)amino]-3,4,5,6-tetrahydro-2-ureidopyrimidin-4-one
    —— 5-Benzamido-1-<4-bis-(2-hydroxy-aethyl)-amino-2-methoxy-phenoxy>-pentan 4956-67-6 C23H32N2O5
    5-Benzamido-1-<4-bis-(2-hydroxy-aethyl)-amino-2-methoxy-phenoxy>-pentan
    —— <5,6-D(2)>-cis-Hydrindanon-(1) 17428-88-5 C9H14O
    <5,6-D(2)>-cis-Hydrindanon-(1)
    —— 5-amino-7-(4-chlorophenyl)-8-(2,4-dichlorobenzoyl)-1,2,3,7-tetrahydroimidazo[1,2-a]pyridine-6-carbonitrile 1264481-13-1 C21H15Cl3N4O
    5-amino-7-(4-chlorophenyl)-8-(2,4-dichlorobenzoyl)-1,2,3,7-tetrahydroimidazo[1,2-a]pyridine-6-carbonitrile
    —— 5-(N-methylpyridinium-4-yl)-10,15,20-tris(4-dodecyloxyphenyl)porphyrin iodide 1350324-79-6 C80H104N5O3*I
    5-(N-methylpyridinium-4-yl)-10,15,20-tris(4-dodecyloxyphenyl)porphyrin iodide
    —— 5-[4-(3-benzoyl-2,5-dimethylpyrrol-1-yl)phenyl]tetrazole 1443126-59-7 C20H17N5O
    5-[4-(3-benzoyl-2,5-dimethylpyrrol-1-yl)phenyl]tetrazole
    —— [5-(3,5-bis[(dimethylamino)methyl]-4-chloridoplatino(II)-phenyl)-10,15,20-tris(p-tolyl)porphyrinato]zinc(II) 1242261-74-0 C53H47ClN6PtZn
    [5-(3,5-bis[(dimethylamino)methyl]-4-chloridoplatino(II)-phenyl)-10,15,20-tris(p-tolyl)porphyrinato]zinc(II)
    —— [5-amino-1-(2-methyl-1H-benzimidazol-5-yl)-1H-pyrazol-4-yl]-[6-fluoro-5-(1-methyl-piperidin-4-yl)-1-(toluene-4-sulfonyl)-1H-indol-2-yl]-methanone 1265232-16-3 C33H32FN7O3S
    [5-amino-1-(2-methyl-1H-benzimidazol-5-yl)-1H-pyrazol-4-yl]-[6-fluoro-5-(1-methyl-piperidin-4-yl)-1-(toluene-4-sulfonyl)-1H-indol-2-yl]-methanone
    —— 5-(((2-chloro-5-methylpyrimidin-4-yl)oxy)methyl)-2-(3,4-difluorophenoxy)benzonitrile 1381793-19-6 C19H12ClF2N3O2
    5-(((2-chloro-5-methylpyrimidin-4-yl)oxy)methyl)-2-(3,4-difluorophenoxy)benzonitrile
    —— (5S,6S)-3-(2-Ethoxy-ethylsulfanyl)-6-((R)-1-hydroxy-ethyl)-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester 81036-51-3 C19H22N2O7S2
    (5S,6S)-3-(2-Ethoxy-ethylsulfanyl)-6-((R)-1-hydroxy-ethyl)-7-oxo-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester
    —— 5-O-(tert-butyldimethylsilyl)-4''-O-octanoylavermectin B<sub>1a</sub> 81924-45-0 C62H100O15Si
    5-O-(tert-butyldimethylsilyl)-4''-O-octanoylavermectin B<sub>1a</sub>
    —— 5-(3-methyl-4-fluorophenyl)-6-[4-(methylsulfonyl)phenyl]spiro[2.4]hepta-4, 6-diene 174454-99-0 C21H19FO2S
    5-(3-methyl-4-fluorophenyl)-6-[4-(methylsulfonyl)phenyl]spiro[2.4]hepta-4, 6-diene